WeatherStation - Web server based weather station using Sparkfun W…

Users » AdamGreen » Code » WeatherStation

Adam Green / Mbed 2 deprecated WeatherStation

Web server based weather station using Sparkfun Weather Meters.

Dependencies: FatFileSystem mbed WeatherMeters SDFileSystem

FatFileSystem/ff.h@0:616601bde9fb, 2012-02-23 (annotated)

Committer:: AdamGreen
Date:: Thu Feb 23 21:38:39 2012 +0000
Revision:: 0:616601bde9fb

Who changed what in which revision?

User	Revision	Line number	New contents of line
AdamGreen	0:616601bde9fb	1	/*---------------------------------------------------------------------------/
AdamGreen	0:616601bde9fb	2	/ FatFs - FAT file system module include file R0.09 (C)ChaN, 2011
AdamGreen	0:616601bde9fb	3	/----------------------------------------------------------------------------/
AdamGreen	0:616601bde9fb	4	/ FatFs module is a generic FAT file system module for small embedded systems.
AdamGreen	0:616601bde9fb	5	/ This is a free software that opened for education, research and commercial
AdamGreen	0:616601bde9fb	6	/ developments under license policy of following trems.
AdamGreen	0:616601bde9fb	7	/
AdamGreen	0:616601bde9fb	8	/ Copyright (C) 2011, ChaN, all right reserved.
AdamGreen	0:616601bde9fb	9	/
AdamGreen	0:616601bde9fb	10	/ * The FatFs module is a free software and there is NO WARRANTY.
AdamGreen	0:616601bde9fb	11	/ * No restriction on use. You can use, modify and redistribute it for
AdamGreen	0:616601bde9fb	12	/ personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
AdamGreen	0:616601bde9fb	13	/ * Redistributions of source code must retain the above copyright notice.
AdamGreen	0:616601bde9fb	14	/
AdamGreen	0:616601bde9fb	15	/----------------------------------------------------------------------------*/
AdamGreen	0:616601bde9fb	16
AdamGreen	0:616601bde9fb	17	#ifndef _FATFS
AdamGreen	0:616601bde9fb	18	#define _FATFS 6502 /* Revision ID */
AdamGreen	0:616601bde9fb	19
AdamGreen	0:616601bde9fb	20	#ifdef __cplusplus
AdamGreen	0:616601bde9fb	21	extern "C" {
AdamGreen	0:616601bde9fb	22	#endif
AdamGreen	0:616601bde9fb	23
AdamGreen	0:616601bde9fb	24	#include "integer.h" /* Basic integer types */
AdamGreen	0:616601bde9fb	25	#include "ffconf.h" /* FatFs configuration options */
AdamGreen	0:616601bde9fb	26
AdamGreen	0:616601bde9fb	27	#if _FATFS != _FFCONF
AdamGreen	0:616601bde9fb	28	#error Wrong configuration file (ffconf.h).
AdamGreen	0:616601bde9fb	29	#endif
AdamGreen	0:616601bde9fb	30
AdamGreen	0:616601bde9fb	31
AdamGreen	0:616601bde9fb	32
AdamGreen	0:616601bde9fb	33	/* Definitions of volume management */
AdamGreen	0:616601bde9fb	34
AdamGreen	0:616601bde9fb	35	#if _MULTI_PARTITION /* Multiple partition configuration */
AdamGreen	0:616601bde9fb	36	typedef struct {
AdamGreen	0:616601bde9fb	37	BYTE pd; /* Physical drive number */
AdamGreen	0:616601bde9fb	38	BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */
AdamGreen	0:616601bde9fb	39	} PARTITION;
AdamGreen	0:616601bde9fb	40	extern PARTITION VolToPart[]; /* Volume - Partition resolution table */
AdamGreen	0:616601bde9fb	41	#define LD2PD(vol) (VolToPart[vol].pd) /* Get physical drive number */
AdamGreen	0:616601bde9fb	42	#define LD2PT(vol) (VolToPart[vol].pt) /* Get partition index */
AdamGreen	0:616601bde9fb	43
AdamGreen	0:616601bde9fb	44	#else /* Single partition configuration */
AdamGreen	0:616601bde9fb	45	#define LD2PD(vol) (vol) /* Each logical drive is bound to the same physical drive number */
AdamGreen	0:616601bde9fb	46	#define LD2PT(vol) 0 /* Always mounts the 1st partition or in SFD */
AdamGreen	0:616601bde9fb	47
AdamGreen	0:616601bde9fb	48	#endif
AdamGreen	0:616601bde9fb	49
AdamGreen	0:616601bde9fb	50
AdamGreen	0:616601bde9fb	51
AdamGreen	0:616601bde9fb	52	/* Type of path name strings on FatFs API */
AdamGreen	0:616601bde9fb	53
AdamGreen	0:616601bde9fb	54	#if _LFN_UNICODE /* Unicode string */
AdamGreen	0:616601bde9fb	55	#if !_USE_LFN
AdamGreen	0:616601bde9fb	56	#error _LFN_UNICODE must be 0 in non-LFN cfg.
AdamGreen	0:616601bde9fb	57	#endif
AdamGreen	0:616601bde9fb	58	#ifndef _INC_TCHAR
AdamGreen	0:616601bde9fb	59	typedef WCHAR TCHAR;
AdamGreen	0:616601bde9fb	60	#define _T(x) L ## x
AdamGreen	0:616601bde9fb	61	#define _TEXT(x) L ## x
AdamGreen	0:616601bde9fb	62	#endif
AdamGreen	0:616601bde9fb	63
AdamGreen	0:616601bde9fb	64	#else /* ANSI/OEM string */
AdamGreen	0:616601bde9fb	65	#ifndef _INC_TCHAR
AdamGreen	0:616601bde9fb	66	typedef char TCHAR;
AdamGreen	0:616601bde9fb	67	#define _T(x) x
AdamGreen	0:616601bde9fb	68	#define _TEXT(x) x
AdamGreen	0:616601bde9fb	69	#endif
AdamGreen	0:616601bde9fb	70
AdamGreen	0:616601bde9fb	71	#endif
AdamGreen	0:616601bde9fb	72
AdamGreen	0:616601bde9fb	73
AdamGreen	0:616601bde9fb	74
AdamGreen	0:616601bde9fb	75	/* File system object structure (FATFS) */
AdamGreen	0:616601bde9fb	76
AdamGreen	0:616601bde9fb	77	typedef struct {
AdamGreen	0:616601bde9fb	78	BYTE fs_type; /* FAT sub-type (0:Not mounted) */
AdamGreen	0:616601bde9fb	79	BYTE drv; /* Physical drive number */
AdamGreen	0:616601bde9fb	80	BYTE csize; /* Sectors per cluster (1,2,4...128) */
AdamGreen	0:616601bde9fb	81	BYTE n_fats; /* Number of FAT copies (1,2) */
AdamGreen	0:616601bde9fb	82	BYTE wflag; /* win[] dirty flag (1:must be written back) */
AdamGreen	0:616601bde9fb	83	BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */
AdamGreen	0:616601bde9fb	84	WORD id; /* File system mount ID */
AdamGreen	0:616601bde9fb	85	WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
AdamGreen	0:616601bde9fb	86	#if _MAX_SS != 512
AdamGreen	0:616601bde9fb	87	WORD ssize; /* Bytes per sector (512, 1024, 2048 or 4096) */
AdamGreen	0:616601bde9fb	88	#endif
AdamGreen	0:616601bde9fb	89	#if _FS_REENTRANT
AdamGreen	0:616601bde9fb	90	_SYNC_t sobj; /* Identifier of sync object */
AdamGreen	0:616601bde9fb	91	#endif
AdamGreen	0:616601bde9fb	92	#if !_FS_READONLY
AdamGreen	0:616601bde9fb	93	DWORD last_clust; /* Last allocated cluster */
AdamGreen	0:616601bde9fb	94	DWORD free_clust; /* Number of free clusters */
AdamGreen	0:616601bde9fb	95	DWORD fsi_sector; /* fsinfo sector (FAT32) */
AdamGreen	0:616601bde9fb	96	#endif
AdamGreen	0:616601bde9fb	97	#if _FS_RPATH
AdamGreen	0:616601bde9fb	98	DWORD cdir; /* Current directory start cluster (0:root) */
AdamGreen	0:616601bde9fb	99	#endif
AdamGreen	0:616601bde9fb	100	DWORD n_fatent; /* Number of FAT entries (= number of clusters + 2) */
AdamGreen	0:616601bde9fb	101	DWORD fsize; /* Sectors per FAT */
AdamGreen	0:616601bde9fb	102	DWORD fatbase; /* FAT start sector */
AdamGreen	0:616601bde9fb	103	DWORD dirbase; /* Root directory start sector (FAT32:Cluster#) */
AdamGreen	0:616601bde9fb	104	DWORD database; /* Data start sector */
AdamGreen	0:616601bde9fb	105	DWORD winsect; /* Current sector appearing in the win[] */
AdamGreen	0:616601bde9fb	106	BYTE win[_MAX_SS]; /* Disk access window for Directory, FAT (and Data on tiny cfg) */
AdamGreen	0:616601bde9fb	107	} FATFS;
AdamGreen	0:616601bde9fb	108
AdamGreen	0:616601bde9fb	109
AdamGreen	0:616601bde9fb	110
AdamGreen	0:616601bde9fb	111	/* File object structure (FIL) */
AdamGreen	0:616601bde9fb	112
AdamGreen	0:616601bde9fb	113	typedef struct {
AdamGreen	0:616601bde9fb	114	FATFS* fs; /* Pointer to the owner file system object */
AdamGreen	0:616601bde9fb	115	WORD id; /* Owner file system mount ID */
AdamGreen	0:616601bde9fb	116	BYTE flag; /* File status flags */
AdamGreen	0:616601bde9fb	117	BYTE pad1;
AdamGreen	0:616601bde9fb	118	DWORD fptr; /* File read/write pointer (0 on file open) */
AdamGreen	0:616601bde9fb	119	DWORD fsize; /* File size */
AdamGreen	0:616601bde9fb	120	DWORD sclust; /* File start cluster (0 when fsize==0) */
AdamGreen	0:616601bde9fb	121	DWORD clust; /* Current cluster */
AdamGreen	0:616601bde9fb	122	DWORD dsect; /* Current data sector */
AdamGreen	0:616601bde9fb	123	#if !_FS_READONLY
AdamGreen	0:616601bde9fb	124	DWORD dir_sect; /* Sector containing the directory entry */
AdamGreen	0:616601bde9fb	125	BYTE* dir_ptr; /* Ponter to the directory entry in the window */
AdamGreen	0:616601bde9fb	126	#endif
AdamGreen	0:616601bde9fb	127	#if _USE_FASTSEEK
AdamGreen	0:616601bde9fb	128	DWORD* cltbl; /* Pointer to the cluster link map table (null on file open) */
AdamGreen	0:616601bde9fb	129	#endif
AdamGreen	0:616601bde9fb	130	#if _FS_SHARE
AdamGreen	0:616601bde9fb	131	UINT lockid; /* File lock ID (index of file semaphore table) */
AdamGreen	0:616601bde9fb	132	#endif
AdamGreen	0:616601bde9fb	133	#if !_FS_TINY
AdamGreen	0:616601bde9fb	134	BYTE buf[_MAX_SS]; /* File data read/write buffer */
AdamGreen	0:616601bde9fb	135	#endif
AdamGreen	0:616601bde9fb	136	} FIL;
AdamGreen	0:616601bde9fb	137
AdamGreen	0:616601bde9fb	138
AdamGreen	0:616601bde9fb	139
AdamGreen	0:616601bde9fb	140	/* Directory object structure (FATFS_DIR) */
AdamGreen	0:616601bde9fb	141
AdamGreen	0:616601bde9fb	142	typedef struct {
AdamGreen	0:616601bde9fb	143	FATFS* fs; /* Pointer to the owner file system object */
AdamGreen	0:616601bde9fb	144	WORD id; /* Owner file system mount ID */
AdamGreen	0:616601bde9fb	145	WORD index; /* Current read/write index number */
AdamGreen	0:616601bde9fb	146	DWORD sclust; /* Table start cluster (0:Root dir) */
AdamGreen	0:616601bde9fb	147	DWORD clust; /* Current cluster */
AdamGreen	0:616601bde9fb	148	DWORD sect; /* Current sector */
AdamGreen	0:616601bde9fb	149	BYTE* dir; /* Pointer to the current SFN entry in the win[] */
AdamGreen	0:616601bde9fb	150	BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
AdamGreen	0:616601bde9fb	151	#if _USE_LFN
AdamGreen	0:616601bde9fb	152	WCHAR* lfn; /* Pointer to the LFN working buffer */
AdamGreen	0:616601bde9fb	153	WORD lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */
AdamGreen	0:616601bde9fb	154	#endif
AdamGreen	0:616601bde9fb	155	} FATFS_DIR;
AdamGreen	0:616601bde9fb	156
AdamGreen	0:616601bde9fb	157
AdamGreen	0:616601bde9fb	158
AdamGreen	0:616601bde9fb	159	/* File status structure (FILINFO) */
AdamGreen	0:616601bde9fb	160
AdamGreen	0:616601bde9fb	161	typedef struct {
AdamGreen	0:616601bde9fb	162	DWORD fsize; /* File size */
AdamGreen	0:616601bde9fb	163	WORD fdate; /* Last modified date */
AdamGreen	0:616601bde9fb	164	WORD ftime; /* Last modified time */
AdamGreen	0:616601bde9fb	165	BYTE fattrib; /* Attribute */
AdamGreen	0:616601bde9fb	166	TCHAR fname[13]; /* Short file name (8.3 format) */
AdamGreen	0:616601bde9fb	167	#if _USE_LFN
AdamGreen	0:616601bde9fb	168	TCHAR* lfname; /* Pointer to the LFN buffer */
AdamGreen	0:616601bde9fb	169	UINT lfsize; /* Size of LFN buffer in TCHAR */
AdamGreen	0:616601bde9fb	170	#endif
AdamGreen	0:616601bde9fb	171	} FILINFO;
AdamGreen	0:616601bde9fb	172
AdamGreen	0:616601bde9fb	173
AdamGreen	0:616601bde9fb	174
AdamGreen	0:616601bde9fb	175	/* File function return code (FRESULT) */
AdamGreen	0:616601bde9fb	176
AdamGreen	0:616601bde9fb	177	typedef enum {
AdamGreen	0:616601bde9fb	178	FR_OK = 0, /* (0) Succeeded */
AdamGreen	0:616601bde9fb	179	FR_DISK_ERR, /* (1) A hard error occured in the low level disk I/O layer */
AdamGreen	0:616601bde9fb	180	FR_INT_ERR, /* (2) Assertion failed */
AdamGreen	0:616601bde9fb	181	FR_NOT_READY, /* (3) The physical drive cannot work */
AdamGreen	0:616601bde9fb	182	FR_NO_FILE, /* (4) Could not find the file */
AdamGreen	0:616601bde9fb	183	FR_NO_PATH, /* (5) Could not find the path */
AdamGreen	0:616601bde9fb	184	FR_INVALID_NAME, /* (6) The path name format is invalid */
AdamGreen	0:616601bde9fb	185	FR_DENIED, /* (7) Acces denied due to prohibited access or directory full */
AdamGreen	0:616601bde9fb	186	FR_EXIST, /* (8) Acces denied due to prohibited access */
AdamGreen	0:616601bde9fb	187	FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
AdamGreen	0:616601bde9fb	188	FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
AdamGreen	0:616601bde9fb	189	FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
AdamGreen	0:616601bde9fb	190	FR_NOT_ENABLED, /* (12) The volume has no work area */
AdamGreen	0:616601bde9fb	191	FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */
AdamGreen	0:616601bde9fb	192	FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any parameter error */
AdamGreen	0:616601bde9fb	193	FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
AdamGreen	0:616601bde9fb	194	FR_LOCKED, /* (16) The operation is rejected according to the file shareing policy */
AdamGreen	0:616601bde9fb	195	FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
AdamGreen	0:616601bde9fb	196	FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > _FS_SHARE */
AdamGreen	0:616601bde9fb	197	FR_INVALID_PARAMETER /* (19) Given parameter is invalid */
AdamGreen	0:616601bde9fb	198	} FRESULT;
AdamGreen	0:616601bde9fb	199
AdamGreen	0:616601bde9fb	200
AdamGreen	0:616601bde9fb	201
AdamGreen	0:616601bde9fb	202	/--------------------------------------------------------------/
AdamGreen	0:616601bde9fb	203	/* FatFs module application interface */
AdamGreen	0:616601bde9fb	204
AdamGreen	0:616601bde9fb	205	FRESULT f_mount (BYTE, FATFS); / Mount/Unmount a logical drive */
AdamGreen	0:616601bde9fb	206	FRESULT f_open (FIL, const TCHAR, BYTE); /* Open or create a file */
AdamGreen	0:616601bde9fb	207	FRESULT f_read (FIL, void, UINT, UINT); / Read data from a file */
AdamGreen	0:616601bde9fb	208	FRESULT f_lseek (FIL, DWORD); / Move file pointer of a file object */
AdamGreen	0:616601bde9fb	209	FRESULT f_close (FIL); / Close an open file object */
AdamGreen	0:616601bde9fb	210	FRESULT f_opendir (FATFS_DIR, const TCHAR); /* Open an existing directory */
AdamGreen	0:616601bde9fb	211	FRESULT f_readdir (FATFS_DIR, FILINFO); /* Read a directory item */
AdamGreen	0:616601bde9fb	212	FRESULT f_stat (const TCHAR, FILINFO); /* Get file status */
AdamGreen	0:616601bde9fb	213	FRESULT f_write (FIL, const void, UINT, UINT); / Write data to a file */
AdamGreen	0:616601bde9fb	214	FRESULT f_getfree (const TCHAR, DWORD, FATFS*); / Get number of free clusters on the drive */
AdamGreen	0:616601bde9fb	215	FRESULT f_truncate (FIL); / Truncate file */
AdamGreen	0:616601bde9fb	216	FRESULT f_sync (FIL); / Flush cached data of a writing file */
AdamGreen	0:616601bde9fb	217	FRESULT f_unlink (const TCHAR); / Delete an existing file or directory */
AdamGreen	0:616601bde9fb	218	FRESULT f_mkdir (const TCHAR); / Create a new directory */
AdamGreen	0:616601bde9fb	219	FRESULT f_chmod (const TCHAR, BYTE, BYTE); / Change attriburte of the file/dir */
AdamGreen	0:616601bde9fb	220	FRESULT f_utime (const TCHAR, const FILINFO); /* Change timestamp of the file/dir */
AdamGreen	0:616601bde9fb	221	FRESULT f_rename (const TCHAR, const TCHAR); /* Rename/Move a file or directory */
AdamGreen	0:616601bde9fb	222	FRESULT f_chdrive (BYTE); /* Change current drive */
AdamGreen	0:616601bde9fb	223	FRESULT f_chdir (const TCHAR); / Change current directory */
AdamGreen	0:616601bde9fb	224	FRESULT f_getcwd (TCHAR, UINT); / Get current directory */
AdamGreen	0:616601bde9fb	225	FRESULT f_forward (FIL, UINT()(const BYTE,UINT), UINT, UINT); /* Forward data to the stream */
AdamGreen	0:616601bde9fb	226	FRESULT f_mkfs (BYTE, BYTE, UINT); /* Create a file system on the drive */
AdamGreen	0:616601bde9fb	227	FRESULT f_fdisk (BYTE, const DWORD[], void); / Divide a physical drive into some partitions */
AdamGreen	0:616601bde9fb	228	int f_putc (TCHAR, FIL); / Put a character to the file */
AdamGreen	0:616601bde9fb	229	int f_puts (const TCHAR, FIL); /* Put a string to the file */
AdamGreen	0:616601bde9fb	230	int f_printf (FIL, const TCHAR, ...); /* Put a formatted string to the file */
AdamGreen	0:616601bde9fb	231	TCHAR* f_gets (TCHAR, int, FIL); /* Get a string from the file */
AdamGreen	0:616601bde9fb	232
AdamGreen	0:616601bde9fb	233	#define f_eof(fp) (((fp)->fptr == (fp)->fsize) ? 1 : 0)
AdamGreen	0:616601bde9fb	234	#define f_error(fp) (((fp)->flag & FA__ERROR) ? 1 : 0)
AdamGreen	0:616601bde9fb	235	#define f_tell(fp) ((fp)->fptr)
AdamGreen	0:616601bde9fb	236	#define f_size(fp) ((fp)->fsize)
AdamGreen	0:616601bde9fb	237
AdamGreen	0:616601bde9fb	238	#ifndef EOF
AdamGreen	0:616601bde9fb	239	#define EOF (-1)
AdamGreen	0:616601bde9fb	240	#endif
AdamGreen	0:616601bde9fb	241
AdamGreen	0:616601bde9fb	242
AdamGreen	0:616601bde9fb	243
AdamGreen	0:616601bde9fb	244
AdamGreen	0:616601bde9fb	245	/--------------------------------------------------------------/
AdamGreen	0:616601bde9fb	246	/* Additional user defined functions */
AdamGreen	0:616601bde9fb	247
AdamGreen	0:616601bde9fb	248	/* RTC function */
AdamGreen	0:616601bde9fb	249	#if !_FS_READONLY
AdamGreen	0:616601bde9fb	250	DWORD get_fattime (void);
AdamGreen	0:616601bde9fb	251	#endif
AdamGreen	0:616601bde9fb	252
AdamGreen	0:616601bde9fb	253	/* Unicode support functions */
AdamGreen	0:616601bde9fb	254	#if _USE_LFN /* Unicode - OEM code conversion */
AdamGreen	0:616601bde9fb	255	WCHAR ff_convert (WCHAR, UINT); /* OEM-Unicode bidirectional conversion */
AdamGreen	0:616601bde9fb	256	WCHAR ff_wtoupper (WCHAR); /* Unicode upper-case conversion */
AdamGreen	0:616601bde9fb	257	#if _USE_LFN == 3 /* Memory functions */
AdamGreen	0:616601bde9fb	258	void* ff_memalloc (UINT); /* Allocate memory block */
AdamGreen	0:616601bde9fb	259	void ff_memfree (void); / Free memory block */
AdamGreen	0:616601bde9fb	260	#endif
AdamGreen	0:616601bde9fb	261	#endif
AdamGreen	0:616601bde9fb	262
AdamGreen	0:616601bde9fb	263	/* Sync functions */
AdamGreen	0:616601bde9fb	264	#if _FS_REENTRANT
AdamGreen	0:616601bde9fb	265	int ff_cre_syncobj (BYTE, _SYNC_t);/ Create a sync object */
AdamGreen	0:616601bde9fb	266	int ff_req_grant (_SYNC_t); /* Lock sync object */
AdamGreen	0:616601bde9fb	267	void ff_rel_grant (_SYNC_t); /* Unlock sync object */
AdamGreen	0:616601bde9fb	268	int ff_del_syncobj (_SYNC_t); /* Delete a sync object */
AdamGreen	0:616601bde9fb	269	#endif
AdamGreen	0:616601bde9fb	270
AdamGreen	0:616601bde9fb	271
AdamGreen	0:616601bde9fb	272
AdamGreen	0:616601bde9fb	273
AdamGreen	0:616601bde9fb	274	/--------------------------------------------------------------/
AdamGreen	0:616601bde9fb	275	/* Flags and offset address */
AdamGreen	0:616601bde9fb	276
AdamGreen	0:616601bde9fb	277
AdamGreen	0:616601bde9fb	278	/* File access control and file status flags (FIL.flag) */
AdamGreen	0:616601bde9fb	279
AdamGreen	0:616601bde9fb	280	#define FA_READ 0x01
AdamGreen	0:616601bde9fb	281	#define FA_OPEN_EXISTING 0x00
AdamGreen	0:616601bde9fb	282	#define FA__ERROR 0x80
AdamGreen	0:616601bde9fb	283
AdamGreen	0:616601bde9fb	284	#if !_FS_READONLY
AdamGreen	0:616601bde9fb	285	#define FA_WRITE 0x02
AdamGreen	0:616601bde9fb	286	#define FA_CREATE_NEW 0x04
AdamGreen	0:616601bde9fb	287	#define FA_CREATE_ALWAYS 0x08
AdamGreen	0:616601bde9fb	288	#define FA_OPEN_ALWAYS 0x10
AdamGreen	0:616601bde9fb	289	#define FA__WRITTEN 0x20
AdamGreen	0:616601bde9fb	290	#define FA__DIRTY 0x40
AdamGreen	0:616601bde9fb	291	#endif
AdamGreen	0:616601bde9fb	292
AdamGreen	0:616601bde9fb	293
AdamGreen	0:616601bde9fb	294	/* FAT sub type (FATFS.fs_type) */
AdamGreen	0:616601bde9fb	295
AdamGreen	0:616601bde9fb	296	#define FS_FAT12 1
AdamGreen	0:616601bde9fb	297	#define FS_FAT16 2
AdamGreen	0:616601bde9fb	298	#define FS_FAT32 3
AdamGreen	0:616601bde9fb	299
AdamGreen	0:616601bde9fb	300
AdamGreen	0:616601bde9fb	301	/* File attribute bits for directory entry */
AdamGreen	0:616601bde9fb	302
AdamGreen	0:616601bde9fb	303	#define AM_RDO 0x01 /* Read only */
AdamGreen	0:616601bde9fb	304	#define AM_HID 0x02 /* Hidden */
AdamGreen	0:616601bde9fb	305	#define AM_SYS 0x04 /* System */
AdamGreen	0:616601bde9fb	306	#define AM_VOL 0x08 /* Volume label */
AdamGreen	0:616601bde9fb	307	#define AM_LFN 0x0F /* LFN entry */
AdamGreen	0:616601bde9fb	308	#define AM_DIR 0x10 /* Directory */
AdamGreen	0:616601bde9fb	309	#define AM_ARC 0x20 /* Archive */
AdamGreen	0:616601bde9fb	310	#define AM_MASK 0x3F /* Mask of defined bits */
AdamGreen	0:616601bde9fb	311
AdamGreen	0:616601bde9fb	312
AdamGreen	0:616601bde9fb	313	/* Fast seek feature */
AdamGreen	0:616601bde9fb	314	#define CREATE_LINKMAP 0xFFFFFFFF
AdamGreen	0:616601bde9fb	315
AdamGreen	0:616601bde9fb	316
AdamGreen	0:616601bde9fb	317
AdamGreen	0:616601bde9fb	318	/--------------------------------/
AdamGreen	0:616601bde9fb	319	/* Multi-byte word access macros */
AdamGreen	0:616601bde9fb	320
AdamGreen	0:616601bde9fb	321	#if _WORD_ACCESS == 1 /* Enable word access to the FAT structure */
AdamGreen	0:616601bde9fb	322	#define LD_WORD(ptr) (WORD)((WORD)(BYTE*)(ptr))
AdamGreen	0:616601bde9fb	323	#define LD_DWORD(ptr) (DWORD)((DWORD)(BYTE*)(ptr))
AdamGreen	0:616601bde9fb	324	#define ST_WORD(ptr,val) (WORD)(BYTE*)(ptr)=(WORD)(val)
AdamGreen	0:616601bde9fb	325	#define ST_DWORD(ptr,val) (DWORD)(BYTE*)(ptr)=(DWORD)(val)
AdamGreen	0:616601bde9fb	326	#else /* Use byte-by-byte access to the FAT structure */
AdamGreen	0:616601bde9fb	327	#define LD_WORD(ptr) (WORD)(((WORD)((BYTE)(ptr)+1)<<8)\|(WORD)(BYTE)(ptr))
AdamGreen	0:616601bde9fb	328	#define LD_DWORD(ptr) (DWORD)(((DWORD)((BYTE)(ptr)+3)<<24)\|((DWORD)((BYTE)(ptr)+2)<<16)\|((WORD)((BYTE)(ptr)+1)<<8)\|(BYTE)(ptr))
AdamGreen	0:616601bde9fb	329	#define ST_WORD(ptr,val) (BYTE)(ptr)=(BYTE)(val); ((BYTE)(ptr)+1)=(BYTE)((WORD)(val)>>8)
AdamGreen	0:616601bde9fb	330	#define ST_DWORD(ptr,val) (BYTE)(ptr)=(BYTE)(val); ((BYTE)(ptr)+1)=(BYTE)((WORD)(val)>>8); ((BYTE)(ptr)+2)=(BYTE)((DWORD)(val)>>16); ((BYTE)(ptr)+3)=(BYTE)((DWORD)(val)>>24)
AdamGreen	0:616601bde9fb	331	#endif
AdamGreen	0:616601bde9fb	332
AdamGreen	0:616601bde9fb	333	#ifdef __cplusplus
AdamGreen	0:616601bde9fb	334	}
AdamGreen	0:616601bde9fb	335	#endif
AdamGreen	0:616601bde9fb	336
AdamGreen	0:616601bde9fb	337	#endif /* _FATFS */

Repository toolbox

Export to desktop IDE

Build repository

Repository details

Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	23 Feb 2012
Imports:	113
Forks:	0
Commits:	2
Dependents:	0
Dependencies:	4
Followers:	6

FatFileSystem/ff.h@0:616601bde9fb, 2012-02-23 (annotated)

Who changed what in which revision?

Repository toolbox

Repository details

Important Information for this Arm website

Access Warning